package lab02.test05;

public class Box {

    //属性：长，宽，高

    float len;
    float wid;
    float height;

    Box(float len,float wid,float height)
    {
        this.len=len;
        this.wid=wid;
        this.height=height;
    }

    //行为：求体积

     public double Size(){
        return len*wid*height;
    }

     public static void main(String[] args) {
        Box b1=new Box(3,4,2);
        b1.Size();

    }
}
